Step-by-step explanation:
Here's the first one for ya. I can't tell what the first denominator of the second one is [CosB, CscB, or SecB?], so unless you get back to me on that, then I can't help you with it.
Answer:
How many friends?
Step-by-step explanation:
just count by 60's until you get close to 852 and each 60 is 1 bracelet
The coefficient in (4x-2) is the -2